Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility ⚓ Dry Stack Water River Est. Parking ~30 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Large dry stack boat storage facility with multiple striped-roof buildings along a river, featuring a medium-sized surface parking lot with several vehicles parked.

Aerial view of Port Charles Harbour
inland waterway

Port Charles Harbour

Saint Charles County, MO

Port Charles Harbour is located in Saint Charles County, Missouri, along the Missouri River, which forms part of the extensive inland waterway system in the central United States, providing a scenic and accessible setting amidst rolling hills and forested banks. This marina serves recreational boating on the river, accommodating activities such as freshwater cruising and fishing in the calm, protected waters of this inland region. Its position near the confluence of the Missouri and Mississippi Rivers makes it a gateway for boaters exploring the Midwest's river networks.

Location Saint Charles County, Saint Charles County, Missouri
Coordinates 38.9339, -90.4759

Nearby Marinas in Missouri

Marina Parking & Access Control

Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.